Migrated several tests from blink to V8 repository.

test/webkit/dfg-multiply.js

+// Copyright 2013 the V8 project authors. All rights reserved.
+// Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+// 1.  Redistributions of source code must retain the above copyright
+//     notice, this list of conditions and the following disclaimer.
+// 2.  Redistributions in binary form must reproduce the above copyright
+//     notice, this list of conditions and the following disclaimer in the
+//     documentation and/or other materials provided with the distribution.
+//
+// THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
+// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+// DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
+// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+description(
+"This tests that the DFG can multiply numbers correctly."
+);
+
+function doMultiplyConstant2(a) {
+    return a * 2;
+}
+
+function doMultiplyConstant3(a) {
+    return a * 3;
+}
+
+function doMultiplyConstant4(a) {
+    return a * 4;
+}
+
+// Get it to compile.
+for (var i = 0; i < 100; ++i) {
+    shouldBe("doMultiplyConstant2(1)", "2");
+    shouldBe("doMultiplyConstant2(2)", "4");
+    shouldBe("doMultiplyConstant2(4)", "8");
+    shouldBe("doMultiplyConstant3(1)", "3");
+    shouldBe("doMultiplyConstant3(2)", "6");
+    shouldBe("doMultiplyConstant3(4)", "12");
+    shouldBe("doMultiplyConstant4(1)", "4");
+    shouldBe("doMultiplyConstant4(2)", "8");
+    shouldBe("doMultiplyConstant4(4)", "16");
+}
+
+// Now do evil.
+for (var i = 0; i < 10; ++i) {
+    shouldBe("doMultiplyConstant2(1073741824)", "2147483648");
+    shouldBe("doMultiplyConstant2(2147483648)", "4294967296");
+    shouldBe("doMultiplyConstant3(1073741824)", "3221225472");
+    shouldBe("doMultiplyConstant3(2147483648)", "6442450944");
+    shouldBe("doMultiplyConstant4(1073741824)", "4294967296");
+    shouldBe("doMultiplyConstant4(2147483648)", "8589934592");
+    shouldBe("doMultiplyConstant2(-1073741824)", "-2147483648");
+    shouldBe("doMultiplyConstant2(-2147483648)", "-4294967296");
+    shouldBe("doMultiplyConstant3(-1073741824)", "-3221225472");
+    shouldBe("doMultiplyConstant3(-2147483648)", "-6442450944");
+    shouldBe("doMultiplyConstant4(-1073741824)", "-4294967296");
+    shouldBe("doMultiplyConstant4(-2147483648)", "-8589934592");
+}
+